how to add signature on outlook 365

How to Add a Signature on Outlook 365

Outlook 365 is a popular email client used by millions of individuals and businesses around the world. One of the key features of Outlook 365 is the ability to add a signature to your emails. A signature is a block of text or images that is automatically appended to the end of your outgoing emails. It can include your name, contact information, job title, and any other relevant details you want to include. Adding a signature to your Outlook 365 emails can help you maintain a professional image and provide important information to your recipients. In this article, we will guide you through the process of adding a signature on Outlook 365.

Step 1: Open Outlook 365

The first step in adding a signature on Outlook 365 is to open the application. Launch Outlook 365 on your computer by clicking on the Outlook icon in your taskbar or by searching for “Outlook” in the Start menu.

Step 2: Access the Settings Menu

Once Outlook 365 is open, you need to access the settings menu. To do this, click on the “File” tab located in the top-left corner of the Outlook window. This will open a drop-down menu with various options.

Step 3: Open the Options Window

In the drop-down menu, click on the “Options” button. This will open the Options window, where you can customize various settings in Outlook 365.

Step 4: Navigate to the Mail tab

In the Options window, you will see a list of tabs on the left-hand side. Click on the “Mail” tab to access the email settings.

Step 5: Click on the “Signatures” button

Within the Mail tab, you will find a section called “Compose messages.” In this section, there is a button labeled “Signatures.” Click on this button to open the Signatures window.

Step 6: Create a New Signature

In the Signatures window, you have the option to create a new signature. Click on the “New” button to start creating your signature.

Step 7: Enter a Name for Your Signature

When you click on the “New” button, a dialog box will appear asking you to enter a name for your signature. This name is for your reference only and will not be visible to your recipients. Enter a name that will help you identify the signature later, such as “Work Signature” or “Personal Signature.”

Step 8: Design Your Signature

After entering a name for your signature, you can start designing it. The Signatures window provides various options for customizing your signature. You can choose the font, size, color, and style of your text. You can also add images, hyperlinks, and even your company logo to your signature.

When designing your signature, it’s important to keep it professional and visually appealing. Use a font that is easy to read and avoid using too many colors or excessive formatting. Remember that your signature should reflect your personal or professional brand, so choose elements that align with your image.

Step 9: Add Contact Information

In addition to your name and job title, it’s important to include your contact information in your signature. This can include your phone number, email address, website, and social media profiles. Including this information makes it easier for recipients to get in touch with you and can help establish your credibility.

Step 10: Save Your Signature

Once you are satisfied with your signature design, click on the “OK” button to save it. You will be taken back to the Signatures window, where you can see a preview of your signature.

Step 11: Assign Your Signature to Email Accounts

After creating your signature, you need to assign it to your email accounts. In the Signatures window, you will see a drop-down menu labeled “Choose default signature.” This menu allows you to select the signature you want to use for new emails and replies/forwards.

If you have multiple email accounts set up in Outlook 365, you can choose a different signature for each account. Simply select the email account from the drop-down menu and choose the appropriate signature from the options available.

Step 12: Test Your Signature

Before you start using your signature in your emails, it’s a good idea to test it to ensure everything looks as expected. Open a new email and check if your signature appears correctly at the bottom of the email. Make any necessary adjustments to the design or formatting if needed.

Step 13: Start Using Your Signature

Once you have tested your signature and are satisfied with the results, you can start using it in your emails. Every time you compose a new email or reply to an email, your signature will be automatically added to the bottom of the message.


Q: Can I have multiple signatures in Outlook 365?

A: Yes, you can create multiple signatures in Outlook 365. The Signatures window allows you to create and manage multiple signatures, which you can assign to different email accounts or use for different purposes. This is particularly useful if you have multiple roles or if you want to have different signatures for personal and professional emails.

Q: Can I use HTML in my signature?

A: Yes, Outlook 365 supports HTML in signatures. This means you can add images, hyperlinks, and other formatting elements to your signature. However, it’s important to note that some email clients may not display HTML signatures correctly, so it’s a good idea to test your signature in different email clients to ensure it appears as intended.

Q: Can I change my signature for a specific email?

A: Yes, you can change your signature for a specific email in Outlook 365. When composing a new email or replying to an email, you can manually edit the signature or choose a different signature from the drop-down menu in the email toolbar. This allows you to customize your signature based on the specific context or recipient of the email.

Q: Can I add an image to my signature?

A: Yes, you can add images to your signature in Outlook 365. The Signatures window provides an option to insert images from your computer or from the web. This allows you to include your company logo, a headshot, or any other relevant images in your signature.

Q: Can I use a signature on my mobile device?

A: Yes, you can use a signature on your mobile device if you have the Outlook app installed. The process of adding a signature on the Outlook app is similar to the desktop version. Simply open the app, go to the settings menu, and find the option to add a signature. Once you have added your signature, it will be automatically appended to your outgoing emails on your mobile device.


Adding a signature to your Outlook 365 emails is a simple and effective way to enhance your professional image and provide important information to your recipients. By following the steps outlined in this article, you can easily create and customize your signature to reflect your personal or professional brand. Remember to keep your signature professional, visually appealing, and informative by including your name, job title, contact information, and any other relevant details. Test your signature before using it in your emails to ensure it appears correctly, and don’t forget to assign your signature to your email accounts. With a well-designed signature, you can make a lasting impression on your recipients and improve your email communication.


I am a technology writer specialize in mobile tech and gadgets. I have been covering the mobile industry for over 5 years and have watched the rapid evolution of smartphones and apps. My specialty is smartphone reviews and comparisons. I thoroughly tests each device's hardware, software, camera, battery life, and other key features. I provide in-depth, unbiased reviews to help readers determine which mobile gadgets best fit their needs and budgets.

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